Tofacitinib Impurity 137 CAS 7400-06-8
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 7400-06-8 |
| Molecular Formula | C10H17N3O3 |
| Molecular Weight | 227.26 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Tofacitinib Impurity 137 (CAS 7400-06-8) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C10H17N3O3. Molecular weight: 227.26 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C10H17N3O3 |
| Molecular Weight | 227.26 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
| Nitrogen Atoms | 3 |
Related Tofacitinib Standards
- Tofacitinib Impurity 198 (CAS CATO-C4X-1079198)
- Tofacitinib Impurity 218 (CAS CATO-C4X-1079218)
- Tofacitinib Impurity 182 (CAS 1053228-28-6)
- Tofacitinib Impurity 233 (CAS CATO-C4X-1079233)
- Tofacitinib Impurity 172 (CAS CATO-C4X-1079172)
- Tofacitinib Impurity 126 (CAS 384338-23-2)
- Tofacitinib Impurity 208 (CAS 1638499-31-6)
- Tofacitinib Impurity 57 (CAS 477600-70-7)
Recommended Standards
- Ibrutinib Impurity 193 (CAS 60034-89-1)
- Pramipexole Impurity 70 (CAS 1373869-90-9)
- Diclofenac sodium Impurity 6 (CAS 70172-33-7)
- Sodium carbosulfonate impurity 29 (CAS CATO-C4X-229129)
- Cetilistat Impurity 9 (CAS 135498-43-0)
- N-(2-(5-fluoro-2-phenyl-1H-indol-3-yl)ethyl)acetamide (CAS 881040-87-5)
- Benzyl 1-amino-5-azaspiro[2.5]Octane-5-carboxylate (CAS 1824004-74-1)
- 3-(1-Isopropyl-3,5-dimethyl-1h-pyrazol-4-yl)propanoic acid (CAS 1007505-48-7)
- 5-Bromo-2-(2-methoxyethoxy)-N,N-dimethylbenzamide (CAS 1030440-13-1)
- D-Pro36-Tirzepatide (CAS CATO-CPTD788903)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com